This device works well on stone and glass with non-porous surfaces

which consists of a battery-operated vacuum pump together with a vacuum reserve tank

Makita CB303 Carbon Brush Set for 9227C and GV700C

Vulcanized rubber lining on the jaws prevents damage to the surface of the material

For the removal of superficial rust stains produced by ferrous substances or objects (fertilizers

Akemi Algae and Moss Remover LONGLIFE Size:1 Liter This device works well onDurably removes films caused by plants on outdoor natural and artificial stone outdoors. The effect lasts for up to one year and thus durably prevents the regeneration of films caused by plants.